Catalog > Electro-Mechanical Components > Heatsinks > U-Shaped Standard Extruded Heatsink for Extruded Heatsink Standard Extruded Heatsink Part No: SK01-50SA 64.20 ZAR inc for 1 Each (Quoting) Add to Cart Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Specifications Thermal Resistance : 3.5 - 2 K / W Length : 50 mm Surface : Black Anodized Hole Pattern : TO 3, BC Height : 26 mm Width : 115 mm Floor Thickness : 4 mm